🛡️ CVE-2022-36436
🔴 CVSS 9.8 — Critical ⚠️ Exploit Public CWE-287 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

OSU Open Source Lab VNCAuthProxy through 1.1.1 is affected by an vncap/vnc/protocol.py VNCServerAuthenticator authentication-bypass vulnerability that could allow a malicious actor to gain unauthorized access to a VNC session or to disconnect a legitimate user from a VNC session. A remote attacker with network access to the proxy server could leverage this vulnerability to connect to VNC servers protected by the proxy server without providing any authentication credentials. Exploitation of this issue requires that the proxy server is currently accepting connections for the target VNC server.

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-287
Public Exploit ⚠️ Yes
Source NVD
Published 2022-09-14
Updated 2026-06-15
Modified 2024-11-21

Affected Packages

Software From version Fixed in
twisted-vnc-authentication-proxy — 1.2.0
vncauthproxy — 1.2.0

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